News tagged with mutant gene

Hormone transport in plants deciphered

(Phys.org) —Plant growth is orchestrated by a spectrum of signals from hormones within a plant. A major group of plant hormones called cytokinins originate in the roots of plants, and their journey to growth ...

Feb 12, 2014
5 / 5 (1) 0 | with audio podcast

When a gene is worth 2

The notion that each gene can only codify for a single protein has been challenged for some years. Yet, the functional outcomes that may result from genes encoding more than one protein are still largely unknown.

Mar 22, 2013
5 / 5 (2) 0

Plant organ development breakthrough

Plants grow upward from a tip of undifferentiated tissue called the shoot apical meristem. As the tip extends, stem cells at the center of the meristem divide and increase in numbers. But the cells on the periphery differentiate ...

Dec 03, 2012
not rated yet 0 | with audio podcast

Sex chromosome evolution tracked in fruit fly

(Phys.org) -- Fruit flies are commonly used in genetics research because their lifespan is short, they are easy to breed in the laboratory, and mutants are widely available. There are about 1,500 known species. ...

Jul 20, 2012 report
5 / 5 (2) 4 | with audio podcast

Steroids control gas exchange in plants

Plants leaves are sealed with a gas-tight wax layer to prevent water loss. Plants breathe through microscopic pores called stomata (Greek for mouths) on the surfaces of leaves. Over 40% of the carbon dioxide, CO2, in the ...

Feb 05, 2012
3.7 / 5 (3) 0 | with audio podcast